The story of first love centers around Mei Tachibana, a girl who has never made friends or had a boyfriend in 16 years. One day, she accidentally injures Yamato Kurosawa, the school's most popular boy. For some reason, Yamato becomes interested in Mei and starts a one-sided friendship with her. He even protects her from a stalker — by kissing her.

Kuroki Tomoko is a super popular, high school girl who has had 50 years of dating experience and 100 boys... in the Otome game world. In the real world, she is a 15-year-old shut in who has all of the qualities of a "mojo" (a gloomy or unpopular woman).However, when school isn't going as she expected, and she isn't as popular as she had thought she was, she takes a look at herself in the mirror for the first time in a few years, and has some shocking revelations...